QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us1000d72a
USGS us1000d72a
21 Mar 2018, 15:33
28 km SSW of Tobelo, Indonesia
A magnitude 5.2 mww earthquake at 7.5 km depth.
Published location
Where is 28 km SSW of Tobelo, Indonesia?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
1.479300, 127.934500
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What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
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Catalog fields and provenance
Event ID
us1000d72a
Coordinates
1.4793, 127.9345
Network
us
Significance
417